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AS203972
AS203972 LLC-TATAISNEFT-AS LLC TatAISneft
LLC-TATAISNEFT-AS LLC TatAISneft · registered in Russia
IPv4 addresses 5,120 4 prefixes · <0.001% of announced IPv4
Rank in Russia #837 largest network in RU by IPv4 space, of 4,937 · 0.01% of RU
Rank worldwide #13,810 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
Country Russia 4,993 ASNs registered there
IPv4 prefixes
All 4 prefixes, in address order.
185.117.144.0/22 185.148.216.0/21 185.149.64.0/22 185.150.12.0/22
Similar-sized networks in Russia
ASN Name IPv4 addresses
AS62462 #834 CONCEPTCOMM_2 'Concept comm' Ltd5,120
AS198110 #835 VISTLINK-AS LLC "VISTlink"5,120
AS201826 #836 era-telecom LLC eratelecom company5,120
AS214574 #839 BITERIKA-ZEL-AS Biterika Group LLC5,120
AS204272 #840 ASARTA-SPB-AS ASARTA LLC4,864
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources